The Carina Nebula, NGC 3572, and surrounding clusters. To the upper left is NGC 3532, the Football Cluster. To the upper right is NGC 3293, the Gem Cluster To the lower left is the nebula complex NGC 3576/81. This is a stack of 5 x 10 minute exposures at f/4.3 with the Borg 77mm astrograph (330mm focal length) and filter-modified Canon 5D MkII at ISO 800. Taken from Coonabarabran, Australia, March 2014.
The Amazing Sky 